2018 BMW 3 Series

3.0 335d M Sport Shadow Edition Auto 4WD Euro 6 (s/s) 4dr (309 bhp)

£16,450

Good value: £1,991 under the typical £18,441 for this model, age and mileage, drawing on 6,724 adverts of this make and model.

Overview

Make
BMW
Model
3 Series
Trim
M SPORT SHADOW EDITION
Version
3.0 335d M Sport Shadow Edition Auto 4WD Euro 6 (s/s) 4dr (309 bhp)
Mileage
73,697 miles
Year
2018
Fuel type
Diesel
Body type
Saloon
Engine
3.0 L
Gearbox
Automatic
Power
309 bhp
Seats
5
CO2
145 g/km
Colour
White
Doors
4
Driven wheels
Four Wheel Drive
Engine badge
335d
Emissions standard
Euro 6

About this car

The advertised mileage for this 2018 BMW 3 Series M Sport Shadow Edition is 73,697 miles. Our estimated market asking price is £18,441. This car is advertised at £16,450, which is £1,991 below that figure. To estimate its market asking price, we analyse UK dealer adverts for 6,724 BMW 3 Series cars across different ages and specifications. Since we first spotted the advert 30 days ago, the asking price has dropped by £900. Its MOT is recorded as valid until 2 April 2027. The advertised mileage is consistent with the latest MOT reading. It is for sale at Car Planet Barnet in New Southgate.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 24 September 2026, 30 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £900 from the first recorded £17,350. 2 price reductions recorded, the latest observed on 19 October 2026.

Recorded asking prices
Date observedAsking price
24 September 2026£17,350
5 October 2026£17,050
19 October 2026£16,450
23 October 2026£16,450

Price and mileage comparison

Estimated market asking price: £18,441. The asking price is £1,991 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 6,724 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 300 miles lower than typical for a 2018 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 2 April 2027. 70,836 miles at the last test.

84 other cars with the same year, trim, gearbox and fuel are for sale from £7,995 to £28,989.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£7,995141,910 miles
£9,990116,322 miles
£9,995126,000 miles
£10,495106,800 miles
£10,990120,000 miles

These cars have covered 10,000–141,910 miles, compared with 73,697 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BMW 3 Series cars for sale · 2018 BMW 3 Series price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

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